Warthog shows off its combat paint. What a beast.

IRBIL, Iraq — Proving it’s not too old for new tricks, an aging A-10 attack plane dropped a bunker-busting bomb for the first time in combat earlier in August against an Islamic State target in Syria, defense officials said. Despite efforts to put it out to pasture, the 1970s-era A-10 Thunderbolt II, known affectionately as the “Warthog,” has been a workhorse in the U.S.-led anti-Islamic State coalition since November 2014. A dozen A-10s based at Incirlik Air Base in Turkey average 750 strikes a month against ISIS, according to an Air Force video that showed a combat-effective 2,000-pound, GPS-guided GBU-31 version 3 being loaded onto one of the airframes for the first time, alongside a general-purpose variant. On Aug. 8, an A-10 dropped the bunker-buster on a building in the ISIS capital of Raqqa, where enemy snipers were targeting coalition troops and partnered Syrian Di...